Home / 54,395.88-75,066.33-33,179.55

Finding the Fourth Proportional to 54,395.88, 75,066.33 and 33,179.55

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Solution

The fourth proportional to 54,395.88, 75,066.33 and 33,179.55 is: 45,787.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,395.88 : 75,066.33 = 33,179.55 : x
  2. Step 2: Convert to fraction form
    54,395.88/75,066.33 = 33,179.55/x
  3. Step 3: Cross multiply
    54,395.88x = 75,066.33 × 33,179.55
  4. Step 4: Simplify right side
    54,395.88x = 2,490,667,049.55
  5. Step 5: Solve for x
    x = 2,490,667,049.55/54,395.88
  6. Step 6: Final answer
    x = 45,787.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.